GM-720
A/C System Maintenance
Centre
9
iii. The LED displays “1” in flushing.
iv. Press "ENTER" key to do the empty plan calibration. Then the LED will
display “2” in flushing.
Note: If LED shows “ERR1”
,
please refer to the
APPENDIX: ALARM CODE TABLE
.
v. Put the 15 kg weight onto the scale pan and press “ENTER” key. Then
LED displays the weight value and adjusts the value to 15 by press “+” or
“-”key.
Note: if the weight is 20kg, the value must be set to 20.
vi. Press “ENTER” key to do the scale linear calibration. Then the LED
displays “END” to mean it’s successful for the calibration.
Note: if LED shows “ERR2”, please refer to the APPENDIX: ALARM
CODE TABLE.
vii. Then power off and replace and fasten the refrigerant tank onto the scale
pan.
B
、
Exchange dry filter
The dry filter must be exchange after used a period. The machine has set the
exchange time. When the dry filter reaches the life time, the LED will show
code “F004”. Now the dry filter must be exchanged.
i. Press and hold
(
VACUUM) key and power on the equipment.
ii. Press “START” key to do the first step automatically.
iii. Replace the used dry filter with a new one then press “ENTER” key.
iv. Input the dry filter ID. Please refer to the chapter
PARAMETER
SETTING
.
v. Power off and dry filter exchange procedure finish.
C
、
Change vacuum pump oil
i. When the pump oil became cream or the LED displays “F008”, the
vacuum pump oil must be changed.
Window
Drain port
Fill port